The lights you see when you close your eyes hard. Technically the luminous impressions are due to the excitation of the retina caused by pressure on the eyeball.
‘33 Names of Things You Never Knew had Names.
The lights you see when you close your eyes hard. Technically the luminous impressions are due to the excitation of the retina caused by pressure on the eyeball.
‘33 Names of Things You Never Knew had Names.